Home / 66,269,086,115.76-99,417,589,833.42-21,497,086,884.87

Finding the Fourth Proportional to 66,269,086,115.76, 99,417,589,833.42 and 21,497,086,884.87

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Solution

The fourth proportional to 66,269,086,115.76, 99,417,589,833.42 and 21,497,086,884.87 is: 32,250,159,037.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,269,086,115.76 : 99,417,589,833.42 = 21,497,086,884.87 : x
  2. Step 2: Convert to fraction form
    66,269,086,115.76/99,417,589,833.42 = 21,497,086,884.87/x
  3. Step 3: Cross multiply
    66,269,086,115.76x = 99,417,589,833.42 × 21,497,086,884.87
  4. Step 4: Simplify right side
    66,269,086,115.76x = 2,137,188,566,533,398,069,248
  5. Step 5: Solve for x
    x = 2,137,188,566,533,398,069,248/66,269,086,115.76
  6. Step 6: Final answer
    x = 32,250,159,037.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.